Compatible with Windows including Windows 8 and macOS. 2 year only valid if purchased through Kensington Authorized Resellers. Requires less arm and wrist movement for better comfort and takes up less desk space than a traditional mouse. Ambidextrous design.

Kensington#ad - Free downloadable kensingtonworks software provides a personalized experience, giving you the ability to assign a wide variety of program functions to each of the 2 buttons, as well as adjusting cursor and scrolling speeds. Detachable wrist rest softly cushions and cradles the hand and wrist in an ergonomic position for pain-free productivity during extended periods of activity on the computer.

Unique scroll ring let you move up and down web pages or documents with ease; ambidextrous design works equally well for both right-handed and left-handed users.

Compatible with windows, mac os, and chrome version 44 and later; plug & play installation gets you clicking and scrolling through the reliable wired USB connection, and it does not need batteries; 5 Year.

System ram Type: ddr3_sdram. Optical tracking technology provides precise cursor movement for superior accuracy so you can get where you want on the screen Quickly with less hand movement, improving productivity and efficiency; The blue 40mm ball has been specially designed with an absolute spherical, hard surface for precise tracking and control.

Ambidextrous design. 2. Plug-and-play, no drivers required. 2 year only valid if purchased through Kensington Authorized Resellers. Compatible with all windows, macOS, and Chrome OS 44 and later computers. Note : in case of wireless mouse, the USB receiver will be provided inside or along with the mouse.